Home / 756,818.86-1,044,663.10-450,991.17

Finding the Fourth Proportional to 756,818.86, 1,044,663.10 and 450,991.17

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Solution

The fourth proportional to 756,818.86, 1,044,663.10 and 450,991.17 is: 622,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,818.86 : 1,044,663.10 = 450,991.17 : x
  2. Step 2: Convert to fraction form
    756,818.86/1,044,663.10 = 450,991.17/x
  3. Step 3: Cross multiply
    756,818.86x = 1,044,663.10 × 450,991.17
  4. Step 4: Simplify right side
    756,818.86x = 471,133,828,501.51
  5. Step 5: Solve for x
    x = 471,133,828,501.51/756,818.86
  6. Step 6: Final answer
    x = 622,518.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.